openGauss: Restricting the Permission for the pg_hba.conf File

# Copyright (C) 2020 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.150331");
  script_version("2020-12-21T11:24:45+0000");
  script_tag(name:"last_modification", value:"2020-12-21 11:24:45 +0000 (Mon, 21 Dec 2020)");
  script_tag(name:"creation_date", value:"2020-11-23 15:13:18 +0000 (Mon, 23 Nov 2020)");
  script_tag(name:"cvss_base", value:"0.0");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:H/Au:S/C:N/I:N/A:N");
  script_tag(name:"qod", value:"97");

  script_name("openGauss: Restricting the Permission for the pg_hba.conf File");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Policy");
  script_dependencies("gb_huawei_opengauss_ssh_login_detect.nasl", "compliance_tests.nasl");
  script_mandatory_keys("huawei/opengauss/detected", "Compliance/Launch");

  script_xref(name:"URL", value:"https://opengauss.org");

  script_tag(name:"summary", value:"The configuration file pg_hba.conf stores the configuration information about
database connections. To prevent the parameters in the file from being tampered
and protect customer information from security threats, this file directory must be
protected and deny unauthorized user access.");

  exit(0);
}

include( "policy_functions.inc" );

cmd = "find ${GAUSSDATA} /pg_hba.conf \( ! -user ${GAUSSUSER} -o ! -group ${GAUSSGROUP} -o -perm /u=x,g=rwx,o=rwx \)";
title = "Restricting the Permission for the pg_hba.conf File";
solution = "chmod 0600 ${GAUSSDATA}/pg_hba.conf";
default = "None";
test_type = "Manual Check";

compliant = "incomplete";
value = "None";
comment = "Please check the value manually.";

policy_reporting( result:value, default:default, compliant:compliant, fixtext:solution,
  type:test_type, test:cmd, info:comment );

policy_set_kbs( type:test_type, cmd:cmd, default:default, solution:solution, title:title,
  value:value, compliant:compliant );

exit( 0 );